216834296 has 16 divisors (see below), whose sum is σ = 464645040. Its totient is φ = 92928960.

The previous prime is 216834287. The next prime is 216834307. The reversal of 216834296 is 692438612.

216834296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×216834296² = 94034223843631232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1935965 + ... + 1936076.

It is an arithmetic number, because the mean of its divisors is an integer number (29040315).

Almost surely, 2^216834296 is an apocalyptic number.

It is an amenable number.

216834296 is an abundant number, since it is smaller than the sum of its proper divisors (247810744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

216834296 is a wasteful number, since it uses less digits than its factorization.

216834296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3872054 (or 3872050 counting only the distinct ones).

The product of its digits is 124416, while the sum is 41.

The square root of 216834296 is about 14725.2944282958. The cubic root of 216834296 is about 600.7715038408.

The spelling of 216834296 in words is "two hundred sixteen million, eight hundred thirty-four thousand, two hundred ninety-six".